HomeState Street (STT) Market Cap

State Street (STT) Market Cap

Track the latest market capitalisation and see how the company's value has changed over time.

State Street's market cap October 2026

As of 21 October 2026, State Street's market cap was $46.40B

This places State Street among the largest companies by market capitalisation.

Market cap (market capitalisation) is the total value of a company's shares on the stock market – calculated by multiplying the number of outstanding shares by its current share price.

Fiscal year-end STT market cap

The table below shows State Street's fiscal year-end market capitalisation, providing a reference point for its valuation aligned with its financial reporting periods. This helps illustrate how the company's market value has evolved across different years of operation.

Date	State Street market cap (USD)	Change (%)
2024	$28.77B	+20.37%
2023	$23.90B	-16.02%
2022	$28.46B	-16.29%
2021	$34.00B	N/A

Market capitalisation of similar companies

The table below shows other leading companies in the same sector include Ally Financial, T. Rowe Price, BLK, and Inves.

Name	Market Capitalization
Ally Financial	$11.72B
T. Rowe Price	$22.19B
BLK	$174.50B
Inves	$12.74B

Data is sourced from public company disclosures, including SEC filings and EDGAR. It is provided for informational purposes only and does not constitute investment advice or a recommendation to trade. Figures are believed to be accurate at the stated dates but may change without notice.

Past performance is not a reliable indicator of future results. Share prices are indicative and may differ from live market prices.

FAQ

What is State Street's current market cap?

As of 21 October 2026, State Street's market capitalisation is approximately $46.40B. However, it's important to note that market cap values fluctuate daily based on share price movements.

User feedback and ratings

Showing our 4 & 5 star reviews. The specific details of the user have been intentionally anonymised to safeguard their privacy pursuant to GDPR requirements.